HomeForecastsDistrict of Columbia ForecastsMount Rainier, MD Coastal Forecast

Mount Rainier, MD Coastal Forecast

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Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
735 PM EDT Thu May 2 2024

Tidal Potomac River and Maryland portion of Chesapeake Bay.

Forecasts of wave heights do not include effects of wind direction
relative to tidal currents. Expect higher waves when winds are
blowing against the tidal flow.

ANZ500-030800-
735 PM EDT Thu May 2 2024

.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...

High pressure briefly returns today before a slow moving front
crosses the local waters over the weekend. Unsettled conditions look
to linger over the waters heading into early next week. Small Craft
Advisories may be needed on both Friday night and Saturday.

$$

ANZ535-030800-
Tidal Potomac from Key Bridge to Indian Head-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...SW winds 5 kt...becoming NE after midnight. Waves 1 ft.
.FRI...E winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Gusts up to 20 kt early in the
evening. Waves 1 ft. A chance of showers.
.SAT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...SE winds 10 kt. Waves 1 ft. Showers.
.SUN...S winds 10 kt. Waves 1 ft. Showers likely with a chance of
tstms.
.SUN NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.MON...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms.
.TUE...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ536-030800-
Tidal Potomac from Indian Head to Cobb Island-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...SE winds 5 kt. Waves less than 1 ft.
.FRI...E winds 10 to 15 kt with gusts to 25 kt. Waves 1 to 2 ft.
.FRI NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt in the evening.
Waves 1 to 2 ft. A chance of showers.
.SAT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Showers likely.
.SUN...S winds 10 kt with gusts to 20 kt. Waves 1 ft. Showers likely
with a chance of tstms.
.SUN NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.MON...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms.
.TUE...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ537-030800-
Tidal Potomac from Cobb Island to Smith Point-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...SE winds 10 kt. Waves 1 ft.
.FRI...E winds 10 to 15 kt. Gusts up to 20 kt... increasing to 25 kt
late. Waves 2 to 3 ft.
.FRI NIGHT...E winds 10 to 15 kt. Gusts up to 25 kt in the evening.
Waves 2 to 3 ft.
.SAT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SAT NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 3 ft. A
chance of showers.
.SUN...S winds 10 to 15 kt. Waves 2 ft. Showers likely.
.SUN NIGHT...S winds 10 kt. Waves 1 to 2 ft. A chance of showers and
tstms.
.MON...S winds 5 to 10 kt. Waves 1 ft. A chance of showers. A chance
of tstms through the night.
.TUE...SW winds 10 kt. Waves 1 ft. A chance of showers and tstms
through the night.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ530-030800-
Chesapeake Bay north of Pooles Island-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...SW winds 5 to 10 kt...becoming NE 15 to 20 kt after
midnight. Waves 1 ft or less.
.FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.FRI NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt in the evening.
Waves 1 ft. A chance of showers.
.SAT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers.
.SUN...SE winds 10 to 15 kt. Waves 1 ft. Showers likely.
.SUN NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers
and tstms.
.MON...SW winds 5 kt. Waves less than 1 ft. A chance of showers. A
chance of tstms through the night.
.TUE...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ531-030800-
Chesapeake Bay from Pooles Island to Sandy Point-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...S winds 10 to 15 kt...becoming E 15 to 20 kt after
midnight. Waves 1 to 2 ft.
.FRI...E winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft.
.FRI NIGHT...E winds 10 to 15 kt. Gusts up to 25 kt early in the
evening. Waves 1 to 2 ft. A chance of showers.
.SAT...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers.
.SAT NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
Showers likely.
.SUN...SE winds 10 to 15 kt. Waves 1 ft. Showers likely with a
chance of tstms.
.SUN NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers
and tstms.
.MON...S winds 5 kt. Waves less than 1 ft. A chance of showers. A
chance of tstms through the night.
.TUE...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ538-030800-
Patapsco River including Baltimore Harbor-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...SW winds 5 kt...becoming NE with gusts to 20 kt after
midnight. Waves 1 ft or less.
.FRI...E winds 10 kt with gusts to 20 kt. Waves 1 to 2 ft.
.FRI NIGHT...E winds 10 to 15 kt...diminishing to 5 kt late. Gusts
up to 20 kt. Waves 1 to 2 ft. A chance of showers.
.SAT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...E winds 10 kt. Waves 1 ft. Showers likely.
.SUN...SE winds 10 kt. Waves 1 ft. Showers likely with a chance of
tstms.
.SUN NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers
and tstms.
.MON...SE winds 5 kt. Waves less than 1 ft. A chance of showers. A
chance of tstms through the night.
.TUE...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ539-030800-
Chester River to Queenstown MD-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...S winds 5 to 10 kt...becoming E with gusts to 20 kt after
midnight. Waves 1 ft or less.
.FRI...E winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft.
.FRI NIGHT...E winds 10 to 15 kt. Gusts up to 25 kt early in the
evening. Waves 1 ft. A chance of showers.
.SAT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
Showers likely.
.SUN...SE winds 10 to 15 kt. Waves 1 ft. Showers likely with a
chance of tstms.
.SUN NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.MON...S winds 5 kt. Waves less than 1 ft. A chance of showers. A
chance of tstms through the night.
.TUE...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ532-030800-
Chesapeake Bay from Sandy Point to North Beach-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...S winds 10 to 15 kt...becoming E after midnight. Gusts up
to 20 kt. Waves 1 to 2 ft.
.FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft. A chance of showers.
.SAT...E winds 10 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
Showers likely.
.SUN...SE winds 10 to 15 kt. Waves 2 ft. Showers likely with a
chance of tstms.
.SUN NIGHT...S winds 5 to 10 kt. Waves 1 to 2 ft. A chance of
showers and tstms.
.MON...S winds 5 kt. Waves less than 1 ft. A chance of showers. A
chance of tstms through the night.
.TUE...S winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers and
tstms.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ540-030800-
Eastern Bay-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...S winds 10 kt...becoming E after midnight. Waves 1 ft.
.FRI...E winds 10 to 15 kt with gusts to 25 kt. Waves 1 to 2 ft.
.FRI NIGHT...E winds 10 to 15 kt. Gusts up to 25 kt in the evening.
Waves 1 to 2 ft. A chance of showers.
.SAT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
Showers likely.
.SUN...SE winds 10 kt with gusts to 20 kt. Waves 1 ft. Showers
likely.
.SUN NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.MON...S winds 5 kt. Waves less than 1 ft. A chance of showers. A
chance of tstms through the night.
.TUE...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ533-030800-
Chesapeake Bay from North Beach to Drum Point-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...S winds 10 to 15 kt...becoming E 5 to 10 kt after
midnight. Gusts up to 20 kt. Waves 1 to 2 ft.
.FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A
chance of showers.
.SAT...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers.
.SAT NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
Showers likely.
.SUN...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Showers
likely.
.SUN NIGHT...S winds 5 to 10 kt. Waves 1 to 2 ft. A chance of
showers and tstms.
.MON...S winds 5 kt. Waves less than 1 ft. A chance of showers. A
chance of tstms through the night.
.TUE...S winds 5 to 10 kt. Waves 1 ft. A chance of showers. A chance
of tstms through the night.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ541-030800-
Choptank River to Cambridge MD and the Little Choptank River-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...S winds 10 kt...becoming E with gusts to 20 kt after
midnight. Waves 1 ft.
.FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft. A chance of showers.
.SAT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
Showers likely.
.SUN...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Showers
likely.
.SUN NIGHT...S winds 10 kt. Waves 1 ft. A chance of showers and
tstms.
.MON...S winds 5 to 10 kt. Waves 1 ft. A chance of showers. A chance
of tstms through the night.
.TUE...S winds 5 to 10 kt. Waves 1 ft. A chance of showers. A chance
of tstms through the night.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ542-030800-
Patuxent River to Broomes Island MD-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...SE winds 5 kt. Waves less than 1 ft.
.FRI...E winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. A
chance of showers.
.SAT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A
chance of showers.
.SUN...SE winds 10 to 15 kt. Waves 1 ft. Showers likely.
.SUN NIGHT...S winds 10 kt. Waves 1 ft. A chance of showers and
tstms.
.MON...S winds 5 to 10 kt. Waves 1 ft. A chance of showers. A chance
of tstms through the night.
.TUE...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms through the night.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ534-030800-
Chesapeake Bay from Drum Point to Smith Point-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...S winds 10 to 15 kt. Gusts up to 25 kt until early
morning. Waves 2 to 3 ft...subsiding to 1 ft late.
.FRI...E winds 10 to 15 kt. Gusts up to 20 kt... increasing to 25 kt
in the afternoon. Waves 2 to 3 ft.
.FRI NIGHT...E winds 10 to 15 kt with gusts to 25 kt. Waves 2 to
3 ft.
.SAT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft.
.SAT NIGHT...SE winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. A
chance of showers.
.SUN...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft.
Showers likely.
.SUN NIGHT...S winds 10 to 15 kt. Waves 2 ft. A chance of showers.
.MON...S winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers. A
chance of tstms through the night.
.TUE...S winds 10 kt. Waves 1 to 2 ft.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ543-030800-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
735 PM EDT Thu May 2 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.TONIGHT...S winds 10 kt...becoming SE late. Gusts up to 20 kt.
Waves 1 ft.
.FRI...E winds 10 to 15 kt. Gusts up to 20 kt... increasing to 25 kt
in the afternoon. Waves 1 to 2 ft.
.FRI NIGHT...E winds 10 to 15 kt